add freeipmi interface support

ipmitool/configure.in

@@ -224,6 +224,45 @@ AC_CHECK_HEADER([linux/ipmi.h],
 		[Define to 1 if you have the <sys/ipmi.h> header file.])],
 		[echo "** Unable to find OpenIPMI header files.  Using internal version."])])
 
+dnl look for FreeIPMI files
+AC_CHECK_LIB(freeipmi, ipmi_open_inband, [have_free=yes], [have_free=no])
+AC_ARG_ENABLE([intf-free],
+        [AC_HELP_STRING([--enable-intf-free],
+                        [enable FreeIPMI IPMI interface [default=auto]])],
+        [if test "x$enable_intf_free" != "xno" && test "x$have_free" != "xyes"; then
+            echo "** Unable to build FreeIPMI interface support!"
+            enable_intf_free=no
+        fi],
+        [enable_intf_free=$have_free])
+if test "x$enable_intf_free" = "xstatic" || test "x$enable_intf_free" = "xplugin"; then
+   enable_intf_free=yes
+fi
+if test "x$enable_intf_free" = "xyes"; then
+dnl Determine if you got the right FreeIPMI version  
+    AC_MSG_CHECKING([for good libfreeipmi version])
+    AC_TRY_COMPILE([
+#include <freeipmi/freeipmi.h>
+#include <freeipmi/udm/ipmi-udm.h>
+    ], [
+    ipmi_device_t dev;
+    dev = ipmi_open_inband(IPMI_DEVICE_KCS,
+                           0,
+                           0,
+                           0,
+                           NULL,
+                           0);
+    ], ac_free_version_good=yes,ac_free_version_good=no)
+    AC_MSG_RESULT($ac_free_version_good)
+    if test "x$ac_free_version_good" = "xyes"; then
+       AC_DEFINE(IPMI_INTF_FREE, [1], [Define to 1 to enable FreeIPMI interface.])
+       AC_SUBST(INTF_FREE, [free])
+       AC_SUBST(INTF_FREE_LIB, [libintf_free.la])
+       IPMITOOL_INTF_LIB="$IPMITOOL_INTF_LIB free/libintf_free.la"
+    else
+       enable_intf_free=no
+    fi
+fi
+
 dnl look for termios header file
 AC_CHECK_HEADER([termios.h],
 	[AC_DEFINE(HAVE_TERMIOS_H, [1], [Define to 1 if you have <termios.h>.])],
@@ -360,6 +399,7 @@ AC_CONFIG_FILES([Makefile
 		src/plugins/lan/Makefile
                 src/plugins/lanplus/Makefile
 		src/plugins/open/Makefile
+                src/plugins/free/Makefile
 		src/plugins/imb/Makefile
 		src/plugins/bmc/Makefile
 		src/plugins/lipmi/Makefile])
@@ -373,6 +413,7 @@ AC_MSG_RESULT([Interfaces])
 AC_MSG_RESULT([  lan     : $enable_intf_lan])
 AC_MSG_RESULT([  lanplus : $enable_intf_lanplus])
 AC_MSG_RESULT([  open    : $enable_intf_open])
+AC_MSG_RESULT([  free    : $enable_intf_free])
 AC_MSG_RESULT([  imb     : $enable_intf_imb])
 AC_MSG_RESULT([  bmc     : $enable_intf_bmc])
 AC_MSG_RESULT([  lipmi   : $enable_intf_lipmi])

ipmitool/doc/ipmitool.1

@@ -1521,6 +1521,16 @@ on the cipher suite ID found in the IPMIv2.0 specification in table
 22\-19.  The default cipher suite is \fI3\fP which specifies
 RAKP\-HMAC\-SHA1 authentication, HMAC\-SHA1\-96 integrity, and AES\-CBC\-128
 encryption algorightms.
+
+.SH "FREE INTERFACE"
+.LP
+The ipmitool \fIfree\fP interface utilizes the FreeIPMI libfreeipmi
+drivers.  
+.LP
+You can tell ipmitool to use the FreeIPMI interface with the -I option:
+.PP
+ipmitool \fB\-I\fR \fIfree\fP <\fIcommand\fP>
+
 .SH "EXAMPLES"
 .TP 
 \fIExample 1\fP: Listing remote sensors
@@ -1583,4 +1593,6 @@ http://www.intel.com/design/servers/ipmi
 .TP 
 OpenIPMI Homepage
 http://openipmi.sourceforge.net
-
+.TP
+FreeIPMI Homepage
+http://www.gnu.org/software/freeipmi/

ipmitool/src/plugins/Makefile.am

@@ -32,8 +32,8 @@ MAINTAINERCLEANFILES		= Makefile.in
 
 INCLUDES			= -I$(top_srcdir)/include
 
-SUBDIRS				= @INTF_LAN@ @INTF_LANPLUS@ @INTF_OPEN@ @INTF_LIPMI@ @INTF_IMB@ @INTF_BMC@
-DIST_SUBDIRS			= lan lanplus open lipmi imb bmc
+SUBDIRS				= @INTF_LAN@ @INTF_LANPLUS@ @INTF_OPEN@ @INTF_LIPMI@ @INTF_IMB@ @INTF_BMC@ @INTF_FREE@
+DIST_SUBDIRS			= lan lanplus open lipmi imb bmc free
 
 noinst_LTLIBRARIES		= libintf.la
 libintf_la_SOURCES		= ipmi_intf.c

ipmitool/src/plugins/ipmi_intf.c

@@ -59,6 +59,9 @@ extern struct ipmi_intf ipmi_lan_intf;
 #ifdef IPMI_INTF_LANPLUS
 extern struct ipmi_intf ipmi_lanplus_intf;
 #endif
+#ifdef IPMI_INTF_FREE
+extern struct ipmi_intf ipmi_free_intf;
+#endif
 
 struct ipmi_intf * ipmi_intf_table[] = {
 #ifdef IPMI_INTF_OPEN
@@ -78,6 +81,9 @@ struct ipmi_intf * ipmi_intf_table[] = {
 #endif
 #ifdef IPMI_INTF_LANPLUS
 	&ipmi_lanplus_intf,
+#endif
+#ifdef IPMI_INTF_FREE
+	&ipmi_free_intf,
 #endif
 	NULL
 };